Merge pull request #5 from ZachBeta/master

Few updates to the site
manage jekyll via Gemfile and install
use layouts with jekyll
add myself to AUTHORS
move common page header to default layout
(m) whitespace
Merge pull request #6 from jnimety/feature/jekyll

feature/jekyll
Merge branch 'master' of github.com:newhavenrb/newhavenrb.github.com
add Zach to authors